1 A 0.05 m CaCl, solution has a mean activity coefficient of 0.58. The mean ionic activity of the solution is: O 0.058 m O 0.0794 m 0.037 m 0.063 m 0.046 m

Q: Estimate the mean ionic activity coefficient and activity of a solution containing CaCl2(aq) nd…

A: Mean activity coefficient is defined as the average activity coefficient when electrolyte dissociate…

Q: 3) Give three examples of miscibility/immiscibility in chemistry and explain how these cases can be…

A: Miscibility and immiscibility  in chemistry is popularly applicable for liquids. But it is also…

Q: Find the relative error (with 3 significant figures) when ignoring activities during the calculation…

A: Given: Concentration of Pb(NO3)2=0.0333 M The thermodynamic constant (ksp) of Fe(OH)2 (s) = 4.1 x…

Q: Consider a binary solution for which the vapor pressure (in torr) of one of the components (say…

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Q: 2. Consider the reaction below that occurs at 100°C and 2 atm. The mol fraction of the components in…

A: The energy associated with a chemical reaction that can be used to do a task is called free energy.…

Q: Consider a saturated solution of barium iodate in 0.025 M BaCl,. For the salt: Ba(IO),(s) = Ba2t +…

A: According to Debye-Huckel theory, the activity coefficient of an ion is given by: logγi=-0.509×z2×I…

Q: The mean activity coefficient of a 0.2 b Mg (NO3)2 solution is 0.13 at 25oC. Calculate the mean…

A: Given, Compound : Mg(NO3)2

Q: The mean activity coefficient of a 0.040 m H2SO4 solution is 0.354. What is its mean ionic activity?…

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Q: The solubility of mercury(I) iodide is 5.5 fmol dm-3 (1 fmol = 10-15 mol) in water at 25 °C. What is…

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Q: When 18.0 mL of a 5.29x10* M barium bromide solution is combined with 18.0 ml. of a 4.98x10 M…

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Q: The Ksp value for the dissociation of barium sulfate (BaSO4) at 25°C is 1.08 x 10-10.  How many…

A: Given- Ksp for the dissociation of barium sulfate at 25°C=1.08 ×10-10            Volume of pure…

Q: The reaction A(g) + B(g) ↔ C(g) + D(g) has ΔGrxn° = -28.62 kJ mol-1 and Kp = 0.63 at 980 °C. A rigid…

A: The ΔGrxn° is the standard Gibbs free energy for the reaction and the Kp is the equilibrium constant…

Q: A 1.00-m solution of acetic acid, CH3COOH, in benzene has a freezing point of 2.96°C. Use the data…

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Q: 10- Determine the change in the Gibbs free - energy , which results from dissolving of one mole from…

A: The standard gibbs free energy change for a electrochemical cell whose standard potential is given…

Q: A saturated solution of a nonvolatile electrolyte AB exhibits an osmotic pressure of 74.4 torr at 25…

A: The osmotic pressure is given by  Osmotic pressure in atm = i X CRT where i = Van't Hoff factor =…

Q: The solubility  of magnesium oxalate, MgC2O4, in water is (7.70x10^0)x10-3 mol/L. What is the Ksp…

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Q: 1. The vapor pressure of pure benzene is 12.8 kPa and the vapor pressure of benzene with toluene at…

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Q: A NazSO4 electrolyte has analytical concentration of 0.3 mol kg!. Calculate ionic strength of the…

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Q: Calculate the formal concentration in molarity of a sodium acetate solution prepared by diluting…

A: Using equation of dilution we can find final concentration of solution.

Q: Estimate the mean ionic activity coefficient and activity of a solution that is 0.015 mol kg-1…

A: SOLUTION: Step 1: [MgF2] = 0.015 mol/Kg, [NaCl] = 0.025 mol/Kg. First the ionic strength of each ion…

Q: 24. Use the extended Debye Huckel limiting law to calculate the mean ionic activity coefficient…

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Q: A polymer sample of 4.1 g was dissolved in enough dichloromethane to form 0.100 L of solution. The…

A: The osmotic pressure is, π = iMRT Where, π is the osmotic pressure i is the van’t Hoff factor M is…

Q: Consider the following solubility data for various chromates at 25°C. Ksp Ag2 CrO4 9.0 x 10-12…

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Q: 4. Write the expression for the activities of NaOH, MgCl2, ZnSO4, AsCl; and SBCI; in terms of their…

A: Activity is related to molality and mean ionic coefficient as ,  a=γ m

Q: Calculate ionic strength and mean ionic activity coefficient of a 0.03 molal aqueous solution of…

A: Given data: Molality of Na2SO4 = 0.03  Formula used:

Q: 9.15* All regular solutions with positive heats of mixing have the same value of the activity of its…

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Q: Estimate the mean ionic activity coefficient of NaCl in a solution that is 0.020 mol kg−1 NaCl(aq)…

A: Given Information -  concentration of NaCl = 0.020 mol/kg concentration of Ca(NO3)2 = 0.035 mol/kg…

Q: Assuming the Debye Huckel Limiting Law applies, At 25°C, estimate the mean activity coefficient, of…

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Q: Calculate the value of the reaction quotient, Q, of silver iodate (AgIO3) when 10.0 mL of 0.011 M…

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Q: Calculate K for each salt in an aqueous solution at 25 °C in which u = 0.0100 M. Use the table of Kp…

A: CONCEPT: K'sp =Concentration solubility product constantK'sp =Ksp γx γyKsp  = Thermodynamic…

Q: What is the activity coefficient of H* in a solution containing 0.025 M HCl and 0.025 M Ca(CIO,),?…

A: The answers will be - - > Y = 0.8302 and pH = 1.683

Q: The experimental values of the partial molar volume of a salt in water are found to fit the…

A: Given: 1) VB=5.117+19.121x12 2) 'x' is the numerical value of the molality of B. 3) The molar volume…

Q: A 0.05 m CACI, solution has a mean activity coefficient of 0.58. The mean ionic activity of the…

A: Consider the given data is as follows; Molality (m) of CaCl2 solution = 0.05 mMean ionic activity…

Q: What is the activity of liquid water of a multicomponent solution in which the vapor pressure of…

A: Given data,Vapor pressure of water=748.2mmHgTemperature=100.0oC

Q: The solubility of Ag,CrO, in water is 8.00.6 x 10-5m at 298 K and its solubility in 0.04 m NaNO3 is…

A: Solubility is a phenomenon where the solute get dissolved in a solvent to form a solution. The…

Q: Calculating the activity coeffcient of a 0.004M aqueous solution of phenobarbital has beed brought…

A: Debye Huckel formula is used to describe the relation between ionic strength and activity…

Q: These questions pertain to the activities of ideal and non-ideal solutions. а. How is the activity…

A: An ideal solution is the one that has no interactions between the molecules of solute in a solution.…

Q: A chemist mixed 35.0 mL of 2.60 M Ag3N with 150 mL of 0.555 M KBrO3 solution at 25.0°C. (Ksp AgBrO3…

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Q: Consider two solutions: A) 0.022 M MgCl2 and B) 0.022 M K3PO4. The activity coefficient of H* will…

A:

Q: Find the isotonic coefficient for a 0.2M solution of an electrolyte, if it is known that one liter…

A: Isotonic coefficient is also called Vant Hoff's coefficient which is the ratio between the actual…

Q: relative to the unmixed gases of a) a mixture of 10 mol of A and 10 mol of B; b) a mixture of 10 mol…

A: Given details: The temperature of pure gas A and B = 25°C  Pressure…

Q: The dissociation of HI is independent of pressure, while dissociation of PCl5 depends upon the…

A: Given statement,    The dissociation of HI is independent of pressure, while dissociation of PCl5…

Q: .11 Express the mean activity coefficient of the ions in a solution of CaCl2 in terms of the…

A: Following is the expression for mean activity coefficient and activity coefficient of the given…

Q: A solution is prepared by dissolving 40.00 g of NaCl (f.w. = 58.44 g mol–1), a non-volatile solute,…

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Q: Activity is a measure of the "effective concentration" of a species in a mixture. Which of the…

A: In chemical thermodynamics , activity is a measure of the "effective concentration" of a species in…

Q: What is the ΔrG° for the following reaction (in kJ mol-1)? N2 (g) + O2 (g) + Cl2 (g) ⇌ 2 NOCl (g)

A: Recall the reaction, N2 (g) + O2 (g) + Cl2 (g) ⇌ 2 NOCl (g)  ΔrG° = ?

Q: Given that p*(H2O)=0.02308 atm and p(H2O)=0.02238 atm in a solution in which 0.122 kg of a…

A: Activity of H2O = 0.97 Activity Coefficient of H2O = 0.98

Q: The freezing-point of depression of a 0.010 b acetic acid solution is 0.00193 K. Calculate the…

A:

Q: (a) Compute the geometrical mean of the number of ions (that is, v±) for the following electrolytes:…

A: An Ionic substance dissociates To respective ions. Ca3(PO4)2----> 3Ca2+ + 2PO43- MgCl2--->Mg2+…